386891914 has 16 divisors (see below), whose sum is σ = 589219200. Its totient is φ = 190498464.

The previous prime is 386891887. The next prime is 386891957. The reversal of 386891914 is 419198683.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61629 + ... + 67615.

It is an arithmetic number, because the mean of its divisors is an integer number (36826200).

Almost surely, 2^386891914 is an apocalyptic number.

386891914 is a deficient number, since it is larger than the sum of its proper divisors (202327286).

386891914 is a wasteful number, since it uses less digits than its factorization.

386891914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6477.

The product of its digits is 373248, while the sum is 49.

The square root of 386891914 is about 19669.5682209854. The cubic root of 386891914 is about 728.6683134042.

The spelling of 386891914 in words is "three hundred eighty-six million, eight hundred ninety-one thousand, nine hundred fourteen".